Headrail for a venetian blind



FIG. 1 is a perspective view of a headrail for a venetian blind, showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a front elevational view;

FIG. 5 is a bottom plan view;

FIG. 6 is a left end elevational view; and,

FIG. 7 is a right end elevational view thereof. 

The ornamental design of a headrail for a venetian blinde, as shown and described. 